1、GM DAEWOO Auto & Technology EDS Engineering, GM DAEWOO Auto & Technology Standards IMPACT STRENGTH MODIFIED 10% TALC FILLED HIGH CRYSTALLINE POLYPROPYLENE EDS-M-4639 ISSUED DATE: 1999. 01. 09 REVISED DATE: 2009. 09. 02 VERSION: 12 IMPACT STRENGTH MODIFIED 10% TALC FILLED HIGH CRYSTALLINE POLYPROPYLE
2、NE EDS-M-4639PAGE: 1/4 ISSUED DATE: 1999. 01. 09 REVISED DATE: 2009. 09. 02 VERSION: 12 GM DAEWOO Auto & Technology 1. SCOPE This specification defines general requirements for raw materials of the impact strength modified 10% talc filled high crystalline polypropylene applied to interior and exteri
3、or parts of a vehicle. 2. MATERIAL Material indication: PP-HC-TD10 Detailed contents shall conform to the indication method of synthetic resin materials for vehicles.(Spec. No: GMW3116) 3. USE Talc filled material having good heat resistance and dimensional stability which especially uses as basis h
4、igh crystalline polypropylene for improved scratch resistance and provides improved impact resistance through the addition of Impact Modifier System EX) Door Trim, Pillar Trim, Glove Box-Lid, Console, Inpanel LWR 4. REQUIREMENTS 4.1. Mechanical properties Type 1 Type 2 Type 3 Rockwell hardness EDS-T
5、-7517 R SCALE 95 90 85 Tensile strength (kg/cm2) EDS-T-7511 Test piece (133mm) Test speed (50mm/min) 300 250 250 Elongation (%) EDS-T-7511 Test piece (133mm) Test speed (50mm/min) 80 100 90 Flexural strength (kg/cm2) EDS-T-7518 Test piece (12712.76.4mm)Test speed (28mm/min) 450 380 350 Flexural modu
6、lus(kg/cm2) EDS-T-7510 Test piece (12712.76.4mm)Test speed (28mm/min) 23,000 20,000 19,000 Impact strength, IZOD (kg cm/cm) EDS-T-7514 Test piece (63.512.73.2mm)Normal temperature -30 7 3 8 3 15 3 4.2. Thermal properties Heat deflection temperature() EDS-T-7520 Test piece (12712.76.4mm) 4.6kg/cm2125
7、 120 120 IMPACT STRENGTH MODIFIED 10% TALC FILLED HIGH CRYSTALLINE POLYPROPYLENE EDS-M-4639PAGE: 2/4 ISSUED DATE: 1999. 01. 09 REVISED DATE: 2009. 09. 02 VERSION: 12 GM DAEWOO Auto & Technology 4.3. General physical properties Type 1 Type 2 Type 3 Density (g/cm3) EDS-T-7406 0.970.02 0.960.02 0.960.0
8、2 Melt flow index(g/10min) EDS-T-7516 230, 2.16kg 18 18 18 Glass fiber content (%) EDS-T-7301 103 103 103 Pencil hardness EDS-T-7523 Non-EMBO 2B High 2B Low 3B High Note) All the mechanical, thermal and general property values above indicate minimum values except having specified ranges. 5. TEST PIE
9、CE AND TEST 5.1. Test piece Test pieces shall be prepared with injection molding. Unless otherwise specified in the requirements of clause 4, they shall be conditioned at 235K and a relative humidity of 50% for 24 hours or more. 5.2. Test Tests shall be performed at 235K and a relative humidity of 5
10、0%. 6. APPROVED MATERIAL 6.1. Approved material Division Approved vendor Approved material Remarks Type 1 Basell, HONAM Petrochemical Corporation, LG Chem. Ltd., CeplaSDT4130S, HCP171S, HM3102, CT-271R Type 2 Basell EM5130 Type 3 Basell, LG Chem. Ltd., SAMSUNG General Chemicals Co., Ltd., HONAM Petr
11、ochemical Corporation, SA Chemicals, POLYTECH, EM5140U, HM3102A, RB71R, HCA371J, CSD514U, RT26M, IMPACT STRENGTH MODIFIED 10% TALC FILLED HIGH CRYSTALLINE POLYPROPYLENE EDS-M-4639PAGE: 3/4 ISSUED DATE: 1999. 01. 09 REVISED DATE: 2009. 09. 02 VERSION: 12 GM DAEWOO Auto & Technology Continued Division
12、 Approved vendor Approved material Remarks Type 3 POLYPIA, CeplaNEW-PROCOM BI-1172, CT-4711 6.2. Approval and quality assurance procedure All raw materials shall be approved and regularly inspected for its quality prior to and during mass production delivery according to approval and quality assuran
13、ce procedure for chemical raw materials(Spec. No. EDS-M-0102). 7. AUTOMOTIVE RESTRICTED HAZARDOUS SUBSTANCES Materials and components of parts must comply with GMW3059. 8. OTHERS 8.1. Coding system Material specification of raw materials shall be indicated in drawings as follows. EDS-M-4639 - 0 Requ
14、ired property type (clause 4) Material group (None) Material specification number. 9. RELATED STANDARDS EDS-M-0102 Procedures for approval of chemical raw material and quality control EDS-T-7301 Test method for determining the residue on ignition (ash) of polymeric materials EDS-T-7406 Determination
15、 of volume and density of elastomers EDS-T-7510 Testing of plastics determination of the modulus of elasticity by tensile, compression and flexural test EDS-T-7511 Test method for the tensile property of plastics EDS-T-7514 Test method for determining the flexural strength of plastics EDS-T-7516 The
16、 test method for the melt flow index of thermoplastics EDS-T-7517 The test method for Rockwell hardness of plastics EDS-T-7518 The method for the flexural strength of plastics IMPACT STRENGTH MODIFIED 10% TALC FILLED HIGH CRYSTALLINE POLYPROPYLENE EDS-M-4639PAGE: 4/4 ISSUED DATE: 1999. 01. 09 REVISED DATE: 2009. 09. 02 VERSION: 12 GM DAEWOO Auto & Technology EDS-T-7520 Test for deflection temperature of plastics under load EDS-T-7523 Test method for the pensile hardness of plastics GMW3059 Restricted and reportable substance for parts GMW3116 Recyclability / recoverability guidelines
